In a class of 78 students 41 are taking French, 22 are taking German. One of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?
A. 6
B. 15
C. 24
D. 33
E. 54
সঠিক উত্তরঃ
A.
6
Explanation:
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